What happens if one hadoop client renames a file or a directory containing this file while another client is still writing into it?
268Post New Hadoop General Questions
What is the hadoop-core configuration?
What is the purpose of context object?
Are there any special requirements for namenode?
What is the use of cloudera?
Mention how many inputsplits is made by a hadoop framework?
What is the job tracker role in hadoop?
Can I set the number of reducers to zero?
What does the high availability of a name-node means?
List some use cases where classification machine learning algorithms can be used.
Explain some important features of hadoop?
Explain how jobtracker schedules a task?
What happens when two clients try to access the same file in the hdfs?
Does hadoop follows the unix pattern?
Can you explain speculative execution?
If we want to copy 10 blocks from one machine to another, but another machine can copy only 8.5 blocks, can the blocks be broken at the time of replication?